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Table 4
Stellar parameters for the stars analyzed in the present paper.
| Parameter | HD 19615 | HD 150010 | HD 174205 | Ref. |
|---|---|---|---|---|
| Spectral type | K0 | K2 III | K2 | 1 |
| mv (mag) | 6.697 ± 0.001 | 6.427 ± 0.001 | 6.444 ± 0.001 | 1 |
| B-V (mag) | 1.465 ± 0.008 | 1.291 ± 0.008 | 1.234 ± 0.007 | 1 |
| RV (km s−1) | − 35.21 ± 0.20 | − 35.81 ± 0.21 | − 5.41 ± 0.20 | 1 |
| π (mas) | 3.74 ± 0.03 | 6.89 ± 0.03 | 4.24 ± 0.03 | 2 |
| Teff (K) | 3987 ± 125 | 4256 ± 125 | 4393 ± 125 | 2 |
| 4263 ± 38 | 4153 ± 83 | 4308 ± 25 | 3 | |
| [Fe/H] | − 0.31 ± 0.11 | − 0.25 ± 0.22 | − 0.28 ± 0.33 | 3 |
| log g (cgs) | 1.4 ± 0.1 | 2.1 ± 0.1 | 1.8 ± 0.1 | 3 |
| Vmicro (km s−1) | 1.85 ± 0.12 | 1.27 ± 0.10 | 1.49 ± 0.08 | 3 |
| Age (Gyr) | 6.7 ± 1.8 | 4.9 ± 1.1 | 1.7 ± 0.3 | 3 |
| R⋆(R⊙) | 32.3 ± 0.9 | 16.2 ± 0.4 | 26.6 ± 0.6 | 3 |
| M⋆(M⊙) | 1.1 ± 0.1 | 1.3 ± 0.1 | 1.8 ± 0.1 | 3 |
| L⋆ (L⊙) | 327±3 | 96 ± 1 | 239 ± 2 | 2 |
| vrot sin i (km s−1) | 2.6 ± 0.5 | 2.2 ± 0.5 | 1.6 ± 0.5 | 3 |
| Prot/sin i (days) | 560 | 391 | 866 | 3 |
References. (1) Anderson & Francis (2012); (2) Gaia Collaboration (2018); (3) this work.
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